Calcium + Vitamin C (Magnesium Ascorbate)
Take together — same timing window amplifies the synergy.
Verdict
Timing plan
Can be taken togetherNothing blocks them — the same window is what produces the synergy below.
What helps
Calcium → Vitamin C (Magnesium Ascorbate)
Magnesium regulates calcium transport and parathyroid hormone function · level AVitamin C (Magnesium Ascorbate) → Calcium
Maintains proper calcium:magnesium ratio · level ASide by side
| Calcium | Vitamin C (Magnesium Ascorbate) | |
|---|---|---|
| Bioavailability | 30% | 85% |
| Elemental mineral | —% | 6.5% |
| Cost per 100 mg absorbed | $0.2 | $0.97 |
| Safety rating | 8/10 | 9/10 |
| Cost per month | $20 | $20 |
| Daily dose | 1,000-1,200 mg | 500-2000 mg |
| Best timing | Divided doses with meals | Divided doses with meals |
| Evidence level | A | A |
How this score was built
- Baseline for any untested pair: 70
- +12 — synergy at evidence level A
- +12 — synergy at evidence level A
- = 94 out of 100
Where to buy
Buying both? Check the timing plan above so they do not cancel each other out.
Affiliate links — we may earn a commission at no cost to you.
Common questions
Can you take Calcium and Vitamin C (Magnesium Ascorbate) together?
Take together — same timing window amplifies the synergy. The pair scores 94 out of 100, based on 2 documented interaction records.
What should you not take with Calcium?
Nothing in this pairing clashes. Its own page lists everything Calcium is documented to conflict with.
When should you take Calcium and Vitamin C (Magnesium Ascorbate)?
Calcium: Divided doses with meals. Vitamin C (Magnesium Ascorbate): Divided doses with meals. The same window works for both.